Engine Compressor Unit

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Solution Overview

Problem

Existing engine compressor units require electrical power for operation, limiting their use in areas without electrical supply and complicating valve control, which affects efficiency and service life.

Innovation Solution

A rotary engine compressor unit that operates independently of electrical power by using a rotary engine to drive a rotary compressor, with a torque-transmitting coupling and mechanical valve control via centrifugal forces, allowing for efficient operation and high-speed operation without electrical assistance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If electrical power is used to operate the compressor unit, then the compressor can be driven efficiently, but the unit cannot operate in areas without electrical supply

Engineering Contradiction:
Improveoperational flexibilityVSAvoidenergy source dependency
Core Design Contradiction:
Adaptability or versatilityVSUse of energy by moving object

Solution Approach 1:

The rotary engine serves itself by using fuel combustion to generate the mechanical power needed to drive the compressor, eliminating dependency on external electrical power sources. The system becomes self-contained, converting chemical energy from fuel directly into mechanical work for compression.

Inventive Principle:
Principle #25Self-service

2Ease of operation

If electrical power is used for valve control, then precise control is achieved, but the system complexity and service life are affected

Engineering Contradiction:
Improvevalve control precisionVSAvoidcontrol system complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent replaces electrical valve control systems with a purely mechanical valve control mechanism driven by the rotary engine's motion. The valve timing and operation are controlled through mechanical linkages and centrifugal forces generated by the rotating engine, eliminating electrical components and reducing system complexity while maintaining control precision.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Adaptability or versatility

If a rotary engine is used to drive the compressor without electrical power, then operation in remote areas is enabled, but the valve control mechanism becomes more complex

Engineering Contradiction:
Improveoperational independenceVSAvoidmechanical valve control complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The valve control mechanism is designed to operate naturally with the rotational motion of the engine, using centrifugal forces and gravitational fields that are always present during engine operation. This eliminates the need for additional complex control systems, as the valve timing is automatically synchronized with the engine's rotational cycle through purely mechanical means.

Inventive Principle:
Principle #12Equipotentiality

4Reliability

If mechanical valve control is implemented, then electrical components are reduced, but the service life and efficiency are affected

Engineering Contradiction:
Improveservice lifeVSAvoidoperational efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent extracts and eliminates electrical components from the valve control system, using purely mechanical means driven by the rotary engine's natural motion. This reduction in electrical components directly improves reliability and service life by removing failure points, while the mechanical design maintains efficiency through optimized valve timing and minimal friction.

Inventive Principle:
Principle #2Taking out (Extraction)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables operation of the compressor unit in areas without electrical power and allows for high-speed operation without the need for electrical valve control, improving efficiency and service life by using chemical energy conversion and mechanical valve control.

Implementation Method 1

a rotary engine (2) which comprises an engine ring (4) that is rotatably supported in an engine housing (22) about an engine axis (5)

Methodology Applied
Scientific EffectCombustion: Combustion

Implementation Method 2

a rotary compressor (3) with a compressor ring (12) that is rotatably supported in a compressor housing (22) about a compressor axis (13)

Methodology Applied
Scientific EffectCompression: Compression

Implementation Method 3

The rotary engine (2) and the rotary compressor (3) are coupled with one another in a force transferring manner by a transmission device (10)

Methodology Applied
Scientific EffectTorque transmission: Torque

Data Source

PatentUS20170254320A1Engine Compressor Unit
Publication Date: 2017.09.07 SCHULZE RUDOLF
  • US20170254320A1 patent drawing
  • US20170254320A1 patent drawing
  • US20170254320A1 patent drawing

AI summary

An engine compressor unit including at least one rotary engine; and at least one rotary compressor for compressing at least one gaseous fluid; the rotary engine including an engine housing including at least one engine ring that is rotatably supported in the engine housing about an engine axis, at least one engine cylinder that is arranged in the engine ring, wherein an engine piston is arranged in the at least one engine cylinder so that the engine piston defines a combustion chamber of the at least one engine cylinder together with a wall of the at least one engine cylinder, wherein the engine piston is supported in the at least one engine cylinder by an engine connecting rod so that the engine piston is movable in the at least one engine cylinder in a linear manner.